Home / 109,926.76-151,775.76-97,081.60

Finding the Fourth Proportional to 109,926.76, 151,775.76 and 97,081.60

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Solution

The fourth proportional to 109,926.76, 151,775.76 and 97,081.60 is: 134,040.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,926.76 : 151,775.76 = 97,081.60 : x
  2. Step 2: Convert to fraction form
    109,926.76/151,775.76 = 97,081.60/x
  3. Step 3: Cross multiply
    109,926.76x = 151,775.76 × 97,081.60
  4. Step 4: Simplify right side
    109,926.76x = 14,734,633,622.02
  5. Step 5: Solve for x
    x = 14,734,633,622.02/109,926.76
  6. Step 6: Final answer
    x = 134,040.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.